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1 | /* Simulator instruction decoder for m32r. |
2 | ||
3 | This file is machine generated with CGEN. | |
4 | ||
5 | Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. | |
6 | ||
7 | This file is part of the GNU Simulators. | |
8 | ||
9 | This program is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
11 | the Free Software Foundation; either version 2, or (at your option) | |
12 | any later version. | |
13 | ||
14 | This program is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License along | |
20 | with this program; if not, write to the Free Software Foundation, Inc., | |
21 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
22 | ||
23 | */ | |
24 | ||
25 | #define WANT_CPU | |
26 | #define WANT_CPU_M32R | |
27 | ||
28 | #include "sim-main.h" | |
29 | #include "sim-xcat.h" | |
30 | #include "cpu-sim.h" | |
31 | #include "cpu-opc.h" | |
32 | ||
33 | /* FIXME: wip, may eventually only want one form so this would then go | |
34 | away. However, in the mean time, having both keeps a stable version | |
35 | around while the cache version is being developed. | |
36 | It may still be useful to allow two versions to exist though. */ | |
37 | #if WITH_SCACHE | |
38 | #define EX(fn) XCONCAT3 (m32r,_ex_,fn) | |
39 | #else | |
40 | #define EX(fn) 0 | |
41 | #endif | |
42 | ||
43 | #if WITH_SEM_SWITCH_FULL | |
44 | #define FULL(fn) 0 | |
45 | #else | |
46 | #define FULL(fn) XCONCAT3 (m32r,_sem_,fn) | |
47 | #endif | |
48 | ||
49 | #if WITH_SEM_SWITCH_FAST | |
50 | #define FAST(fn) 0 | |
51 | #else | |
52 | #if WITH_SCACHE | |
53 | #define FAST(fn) XCONCAT3 (m32r,_semc_,fn) | |
54 | #else | |
55 | #define FAST(fn) 0 | |
56 | #endif | |
57 | #endif | |
58 | ||
59 | /*#define DECODE M32R_DECODE*/ | |
60 | ||
61 | /* The decode_illegal case is currently non-static and the generator doesn't | |
62 | prepend m32r_, so simplify things by handling it here. */ | |
63 | #define decode_illegal m32r_decode_illegal | |
64 | ||
65 | static DECODE decode_add = { M32R_INSN_ADD, & m32r_cgen_insn_table_entries[M32R_INSN_ADD], EX (fmt_0_add), FULL (add), FAST (add) }; | |
66 | static DECODE decode_add3 = { M32R_INSN_ADD3, & m32r_cgen_insn_table_entries[M32R_INSN_ADD3], EX (fmt_1_add3), FULL (add3), FAST (add3) }; | |
67 | static DECODE decode_and = { M32R_INSN_AND, & m32r_cgen_insn_table_entries[M32R_INSN_AND], EX (fmt_0_add), FULL (and), FAST (and) }; | |
68 | static DECODE decode_and3 = { M32R_INSN_AND3, & m32r_cgen_insn_table_entries[M32R_INSN_AND3], EX (fmt_2_and3), FULL (and3), FAST (and3) }; | |
69 | static DECODE decode_or = { M32R_INSN_OR, & m32r_cgen_insn_table_entries[M32R_INSN_OR], EX (fmt_0_add), FULL (or), FAST (or) }; | |
70 | static DECODE decode_or3 = { M32R_INSN_OR3, & m32r_cgen_insn_table_entries[M32R_INSN_OR3], EX (fmt_3_or3), FULL (or3), FAST (or3) }; | |
71 | static DECODE decode_xor = { M32R_INSN_XOR, & m32r_cgen_insn_table_entries[M32R_INSN_XOR], EX (fmt_0_add), FULL (xor), FAST (xor) }; | |
72 | static DECODE decode_xor3 = { M32R_INSN_XOR3, & m32r_cgen_insn_table_entries[M32R_INSN_XOR3], EX (fmt_2_and3), FULL (xor3), FAST (xor3) }; | |
73 | static DECODE decode_addi = { M32R_INSN_ADDI, & m32r_cgen_insn_table_entries[M32R_INSN_ADDI], EX (fmt_4_addi), FULL (addi), FAST (addi) }; | |
74 | static DECODE decode_addv = { M32R_INSN_ADDV, & m32r_cgen_insn_table_entries[M32R_INSN_ADDV], EX (fmt_0_add), FULL (addv), FAST (addv) }; | |
75 | static DECODE decode_addv3 = { M32R_INSN_ADDV3, & m32r_cgen_insn_table_entries[M32R_INSN_ADDV3], EX (fmt_5_addv3), FULL (addv3), FAST (addv3) }; | |
76 | static DECODE decode_addx = { M32R_INSN_ADDX, & m32r_cgen_insn_table_entries[M32R_INSN_ADDX], EX (fmt_6_addx), FULL (addx), FAST (addx) }; | |
77 | static DECODE decode_bc8 = { M32R_INSN_BC8, & m32r_cgen_insn_table_entries[M32R_INSN_BC8], EX (fmt_7_bc8), FULL (bc8), FAST (bc8) }; | |
78 | static DECODE decode_bc24 = { M32R_INSN_BC24, & m32r_cgen_insn_table_entries[M32R_INSN_BC24], EX (fmt_8_bc24), FULL (bc24), FAST (bc24) }; | |
79 | static DECODE decode_beq = { M32R_INSN_BEQ, & m32r_cgen_insn_table_entries[M32R_INSN_BEQ], EX (fmt_9_beq), FULL (beq), FAST (beq) }; | |
80 | static DECODE decode_beqz = { M32R_INSN_BEQZ, & m32r_cgen_insn_table_entries[M32R_INSN_BEQZ], EX (fmt_10_beqz), FULL (beqz), FAST (beqz) }; | |
81 | static DECODE decode_bgez = { M32R_INSN_BGEZ, & m32r_cgen_insn_table_entries[M32R_INSN_BGEZ], EX (fmt_10_beqz), FULL (bgez), FAST (bgez) }; | |
82 | static DECODE decode_bgtz = { M32R_INSN_BGTZ, & m32r_cgen_insn_table_entries[M32R_INSN_BGTZ], EX (fmt_10_beqz), FULL (bgtz), FAST (bgtz) }; | |
83 | static DECODE decode_blez = { M32R_INSN_BLEZ, & m32r_cgen_insn_table_entries[M32R_INSN_BLEZ], EX (fmt_10_beqz), FULL (blez), FAST (blez) }; | |
84 | static DECODE decode_bltz = { M32R_INSN_BLTZ, & m32r_cgen_insn_table_entries[M32R_INSN_BLTZ], EX (fmt_10_beqz), FULL (bltz), FAST (bltz) }; | |
85 | static DECODE decode_bnez = { M32R_INSN_BNEZ, & m32r_cgen_insn_table_entries[M32R_INSN_BNEZ], EX (fmt_10_beqz), FULL (bnez), FAST (bnez) }; | |
86 | static DECODE decode_bl8 = { M32R_INSN_BL8, & m32r_cgen_insn_table_entries[M32R_INSN_BL8], EX (fmt_11_bl8), FULL (bl8), FAST (bl8) }; | |
87 | static DECODE decode_bl24 = { M32R_INSN_BL24, & m32r_cgen_insn_table_entries[M32R_INSN_BL24], EX (fmt_12_bl24), FULL (bl24), FAST (bl24) }; | |
88 | static DECODE decode_bnc8 = { M32R_INSN_BNC8, & m32r_cgen_insn_table_entries[M32R_INSN_BNC8], EX (fmt_7_bc8), FULL (bnc8), FAST (bnc8) }; | |
89 | static DECODE decode_bnc24 = { M32R_INSN_BNC24, & m32r_cgen_insn_table_entries[M32R_INSN_BNC24], EX (fmt_8_bc24), FULL (bnc24), FAST (bnc24) }; | |
90 | static DECODE decode_bne = { M32R_INSN_BNE, & m32r_cgen_insn_table_entries[M32R_INSN_BNE], EX (fmt_9_beq), FULL (bne), FAST (bne) }; | |
91 | static DECODE decode_bra8 = { M32R_INSN_BRA8, & m32r_cgen_insn_table_entries[M32R_INSN_BRA8], EX (fmt_13_bra8), FULL (bra8), FAST (bra8) }; | |
92 | static DECODE decode_bra24 = { M32R_INSN_BRA24, & m32r_cgen_insn_table_entries[M32R_INSN_BRA24], EX (fmt_14_bra24), FULL (bra24), FAST (bra24) }; | |
93 | static DECODE decode_cmp = { M32R_INSN_CMP, & m32r_cgen_insn_table_entries[M32R_INSN_CMP], EX (fmt_15_cmp), FULL (cmp), FAST (cmp) }; | |
94 | static DECODE decode_cmpi = { M32R_INSN_CMPI, & m32r_cgen_insn_table_entries[M32R_INSN_CMPI], EX (fmt_16_cmpi), FULL (cmpi), FAST (cmpi) }; | |
95 | static DECODE decode_cmpu = { M32R_INSN_CMPU, & m32r_cgen_insn_table_entries[M32R_INSN_CMPU], EX (fmt_15_cmp), FULL (cmpu), FAST (cmpu) }; | |
96 | static DECODE decode_cmpui = { M32R_INSN_CMPUI, & m32r_cgen_insn_table_entries[M32R_INSN_CMPUI], EX (fmt_17_cmpui), FULL (cmpui), FAST (cmpui) }; | |
97 | static DECODE decode_div = { M32R_INSN_DIV, & m32r_cgen_insn_table_entries[M32R_INSN_DIV], EX (fmt_18_div), FULL (div), FAST (div) }; | |
98 | static DECODE decode_divu = { M32R_INSN_DIVU, & m32r_cgen_insn_table_entries[M32R_INSN_DIVU], EX (fmt_18_div), FULL (divu), FAST (divu) }; | |
99 | static DECODE decode_rem = { M32R_INSN_REM, & m32r_cgen_insn_table_entries[M32R_INSN_REM], EX (fmt_18_div), FULL (rem), FAST (rem) }; | |
100 | static DECODE decode_remu = { M32R_INSN_REMU, & m32r_cgen_insn_table_entries[M32R_INSN_REMU], EX (fmt_18_div), FULL (remu), FAST (remu) }; | |
101 | static DECODE decode_jl = { M32R_INSN_JL, & m32r_cgen_insn_table_entries[M32R_INSN_JL], EX (fmt_19_jl), FULL (jl), FAST (jl) }; | |
102 | static DECODE decode_jmp = { M32R_INSN_JMP, & m32r_cgen_insn_table_entries[M32R_INSN_JMP], EX (fmt_20_jmp), FULL (jmp), FAST (jmp) }; | |
103 | static DECODE decode_ld = { M32R_INSN_LD, & m32r_cgen_insn_table_entries[M32R_INSN_LD], EX (fmt_21_ld), FULL (ld), FAST (ld) }; | |
104 | static DECODE decode_ld_d = { M32R_INSN_LD_D, & m32r_cgen_insn_table_entries[M32R_INSN_LD_D], EX (fmt_22_ld_d), FULL (ld_d), FAST (ld_d) }; | |
105 | static DECODE decode_ldb = { M32R_INSN_LDB, & m32r_cgen_insn_table_entries[M32R_INSN_LDB], EX (fmt_23_ldb), FULL (ldb), FAST (ldb) }; | |
106 | static DECODE decode_ldb_d = { M32R_INSN_LDB_D, & m32r_cgen_insn_table_entries[M32R_INSN_LDB_D], EX (fmt_24_ldb_d), FULL (ldb_d), FAST (ldb_d) }; | |
107 | static DECODE decode_ldh = { M32R_INSN_LDH, & m32r_cgen_insn_table_entries[M32R_INSN_LDH], EX (fmt_25_ldh), FULL (ldh), FAST (ldh) }; | |
108 | static DECODE decode_ldh_d = { M32R_INSN_LDH_D, & m32r_cgen_insn_table_entries[M32R_INSN_LDH_D], EX (fmt_26_ldh_d), FULL (ldh_d), FAST (ldh_d) }; | |
109 | static DECODE decode_ldub = { M32R_INSN_LDUB, & m32r_cgen_insn_table_entries[M32R_INSN_LDUB], EX (fmt_23_ldb), FULL (ldub), FAST (ldub) }; | |
110 | static DECODE decode_ldub_d = { M32R_INSN_LDUB_D, & m32r_cgen_insn_table_entries[M32R_INSN_LDUB_D], EX (fmt_24_ldb_d), FULL (ldub_d), FAST (ldub_d) }; | |
111 | static DECODE decode_lduh = { M32R_INSN_LDUH, & m32r_cgen_insn_table_entries[M32R_INSN_LDUH], EX (fmt_25_ldh), FULL (lduh), FAST (lduh) }; | |
112 | static DECODE decode_lduh_d = { M32R_INSN_LDUH_D, & m32r_cgen_insn_table_entries[M32R_INSN_LDUH_D], EX (fmt_26_ldh_d), FULL (lduh_d), FAST (lduh_d) }; | |
113 | static DECODE decode_ld_plus = { M32R_INSN_LD_PLUS, & m32r_cgen_insn_table_entries[M32R_INSN_LD_PLUS], EX (fmt_21_ld), FULL (ld_plus), FAST (ld_plus) }; | |
114 | static DECODE decode_ld24 = { M32R_INSN_LD24, & m32r_cgen_insn_table_entries[M32R_INSN_LD24], EX (fmt_27_ld24), FULL (ld24), FAST (ld24) }; | |
115 | static DECODE decode_ldi8 = { M32R_INSN_LDI8, & m32r_cgen_insn_table_entries[M32R_INSN_LDI8], EX (fmt_28_ldi8), FULL (ldi8), FAST (ldi8) }; | |
116 | static DECODE decode_ldi16 = { M32R_INSN_LDI16, & m32r_cgen_insn_table_entries[M32R_INSN_LDI16], EX (fmt_29_ldi16), FULL (ldi16), FAST (ldi16) }; | |
117 | static DECODE decode_lock = { M32R_INSN_LOCK, & m32r_cgen_insn_table_entries[M32R_INSN_LOCK], EX (fmt_0_add), FULL (lock), FAST (lock) }; | |
118 | static DECODE decode_machi = { M32R_INSN_MACHI, & m32r_cgen_insn_table_entries[M32R_INSN_MACHI], EX (fmt_30_machi), FULL (machi), FAST (machi) }; | |
119 | static DECODE decode_maclo = { M32R_INSN_MACLO, & m32r_cgen_insn_table_entries[M32R_INSN_MACLO], EX (fmt_30_machi), FULL (maclo), FAST (maclo) }; | |
120 | static DECODE decode_macwhi = { M32R_INSN_MACWHI, & m32r_cgen_insn_table_entries[M32R_INSN_MACWHI], EX (fmt_30_machi), FULL (macwhi), FAST (macwhi) }; | |
121 | static DECODE decode_macwlo = { M32R_INSN_MACWLO, & m32r_cgen_insn_table_entries[M32R_INSN_MACWLO], EX (fmt_30_machi), FULL (macwlo), FAST (macwlo) }; | |
122 | static DECODE decode_mul = { M32R_INSN_MUL, & m32r_cgen_insn_table_entries[M32R_INSN_MUL], EX (fmt_0_add), FULL (mul), FAST (mul) }; | |
123 | static DECODE decode_mulhi = { M32R_INSN_MULHI, & m32r_cgen_insn_table_entries[M32R_INSN_MULHI], EX (fmt_15_cmp), FULL (mulhi), FAST (mulhi) }; | |
124 | static DECODE decode_mullo = { M32R_INSN_MULLO, & m32r_cgen_insn_table_entries[M32R_INSN_MULLO], EX (fmt_15_cmp), FULL (mullo), FAST (mullo) }; | |
125 | static DECODE decode_mulwhi = { M32R_INSN_MULWHI, & m32r_cgen_insn_table_entries[M32R_INSN_MULWHI], EX (fmt_15_cmp), FULL (mulwhi), FAST (mulwhi) }; | |
126 | static DECODE decode_mulwlo = { M32R_INSN_MULWLO, & m32r_cgen_insn_table_entries[M32R_INSN_MULWLO], EX (fmt_15_cmp), FULL (mulwlo), FAST (mulwlo) }; | |
127 | static DECODE decode_mv = { M32R_INSN_MV, & m32r_cgen_insn_table_entries[M32R_INSN_MV], EX (fmt_31_mv), FULL (mv), FAST (mv) }; | |
128 | static DECODE decode_mvfachi = { M32R_INSN_MVFACHI, & m32r_cgen_insn_table_entries[M32R_INSN_MVFACHI], EX (fmt_32_mvfachi), FULL (mvfachi), FAST (mvfachi) }; | |
129 | static DECODE decode_mvfaclo = { M32R_INSN_MVFACLO, & m32r_cgen_insn_table_entries[M32R_INSN_MVFACLO], EX (fmt_32_mvfachi), FULL (mvfaclo), FAST (mvfaclo) }; | |
130 | static DECODE decode_mvfacmi = { M32R_INSN_MVFACMI, & m32r_cgen_insn_table_entries[M32R_INSN_MVFACMI], EX (fmt_32_mvfachi), FULL (mvfacmi), FAST (mvfacmi) }; | |
131 | static DECODE decode_mvfc = { M32R_INSN_MVFC, & m32r_cgen_insn_table_entries[M32R_INSN_MVFC], EX (fmt_33_mvfc), FULL (mvfc), FAST (mvfc) }; | |
132 | static DECODE decode_mvtachi = { M32R_INSN_MVTACHI, & m32r_cgen_insn_table_entries[M32R_INSN_MVTACHI], EX (fmt_34_mvtachi), FULL (mvtachi), FAST (mvtachi) }; | |
133 | static DECODE decode_mvtaclo = { M32R_INSN_MVTACLO, & m32r_cgen_insn_table_entries[M32R_INSN_MVTACLO], EX (fmt_34_mvtachi), FULL (mvtaclo), FAST (mvtaclo) }; | |
134 | static DECODE decode_mvtc = { M32R_INSN_MVTC, & m32r_cgen_insn_table_entries[M32R_INSN_MVTC], EX (fmt_35_mvtc), FULL (mvtc), FAST (mvtc) }; | |
135 | static DECODE decode_neg = { M32R_INSN_NEG, & m32r_cgen_insn_table_entries[M32R_INSN_NEG], EX (fmt_31_mv), FULL (neg), FAST (neg) }; | |
136 | static DECODE decode_nop = { M32R_INSN_NOP, & m32r_cgen_insn_table_entries[M32R_INSN_NOP], EX (fmt_36_nop), FULL (nop), FAST (nop) }; | |
137 | static DECODE decode_not = { M32R_INSN_NOT, & m32r_cgen_insn_table_entries[M32R_INSN_NOT], EX (fmt_31_mv), FULL (not), FAST (not) }; | |
138 | static DECODE decode_rac = { M32R_INSN_RAC, & m32r_cgen_insn_table_entries[M32R_INSN_RAC], EX (fmt_37_rac), FULL (rac), FAST (rac) }; | |
139 | static DECODE decode_rach = { M32R_INSN_RACH, & m32r_cgen_insn_table_entries[M32R_INSN_RACH], EX (fmt_37_rac), FULL (rach), FAST (rach) }; | |
140 | static DECODE decode_rte = { M32R_INSN_RTE, & m32r_cgen_insn_table_entries[M32R_INSN_RTE], EX (fmt_38_rte), FULL (rte), FAST (rte) }; | |
141 | static DECODE decode_seth = { M32R_INSN_SETH, & m32r_cgen_insn_table_entries[M32R_INSN_SETH], EX (fmt_39_seth), FULL (seth), FAST (seth) }; | |
142 | static DECODE decode_sll = { M32R_INSN_SLL, & m32r_cgen_insn_table_entries[M32R_INSN_SLL], EX (fmt_0_add), FULL (sll), FAST (sll) }; | |
143 | static DECODE decode_sll3 = { M32R_INSN_SLL3, & m32r_cgen_insn_table_entries[M32R_INSN_SLL3], EX (fmt_5_addv3), FULL (sll3), FAST (sll3) }; | |
144 | static DECODE decode_slli = { M32R_INSN_SLLI, & m32r_cgen_insn_table_entries[M32R_INSN_SLLI], EX (fmt_40_slli), FULL (slli), FAST (slli) }; | |
145 | static DECODE decode_sra = { M32R_INSN_SRA, & m32r_cgen_insn_table_entries[M32R_INSN_SRA], EX (fmt_0_add), FULL (sra), FAST (sra) }; | |
146 | static DECODE decode_sra3 = { M32R_INSN_SRA3, & m32r_cgen_insn_table_entries[M32R_INSN_SRA3], EX (fmt_5_addv3), FULL (sra3), FAST (sra3) }; | |
147 | static DECODE decode_srai = { M32R_INSN_SRAI, & m32r_cgen_insn_table_entries[M32R_INSN_SRAI], EX (fmt_40_slli), FULL (srai), FAST (srai) }; | |
148 | static DECODE decode_srl = { M32R_INSN_SRL, & m32r_cgen_insn_table_entries[M32R_INSN_SRL], EX (fmt_0_add), FULL (srl), FAST (srl) }; | |
149 | static DECODE decode_srl3 = { M32R_INSN_SRL3, & m32r_cgen_insn_table_entries[M32R_INSN_SRL3], EX (fmt_5_addv3), FULL (srl3), FAST (srl3) }; | |
150 | static DECODE decode_srli = { M32R_INSN_SRLI, & m32r_cgen_insn_table_entries[M32R_INSN_SRLI], EX (fmt_40_slli), FULL (srli), FAST (srli) }; | |
151 | static DECODE decode_st = { M32R_INSN_ST, & m32r_cgen_insn_table_entries[M32R_INSN_ST], EX (fmt_15_cmp), FULL (st), FAST (st) }; | |
152 | static DECODE decode_st_d = { M32R_INSN_ST_D, & m32r_cgen_insn_table_entries[M32R_INSN_ST_D], EX (fmt_41_st_d), FULL (st_d), FAST (st_d) }; | |
153 | static DECODE decode_stb = { M32R_INSN_STB, & m32r_cgen_insn_table_entries[M32R_INSN_STB], EX (fmt_15_cmp), FULL (stb), FAST (stb) }; | |
154 | static DECODE decode_stb_d = { M32R_INSN_STB_D, & m32r_cgen_insn_table_entries[M32R_INSN_STB_D], EX (fmt_41_st_d), FULL (stb_d), FAST (stb_d) }; | |
155 | static DECODE decode_sth = { M32R_INSN_STH, & m32r_cgen_insn_table_entries[M32R_INSN_STH], EX (fmt_15_cmp), FULL (sth), FAST (sth) }; | |
156 | static DECODE decode_sth_d = { M32R_INSN_STH_D, & m32r_cgen_insn_table_entries[M32R_INSN_STH_D], EX (fmt_41_st_d), FULL (sth_d), FAST (sth_d) }; | |
157 | static DECODE decode_st_plus = { M32R_INSN_ST_PLUS, & m32r_cgen_insn_table_entries[M32R_INSN_ST_PLUS], EX (fmt_15_cmp), FULL (st_plus), FAST (st_plus) }; | |
158 | static DECODE decode_st_minus = { M32R_INSN_ST_MINUS, & m32r_cgen_insn_table_entries[M32R_INSN_ST_MINUS], EX (fmt_15_cmp), FULL (st_minus), FAST (st_minus) }; | |
159 | static DECODE decode_sub = { M32R_INSN_SUB, & m32r_cgen_insn_table_entries[M32R_INSN_SUB], EX (fmt_0_add), FULL (sub), FAST (sub) }; | |
160 | static DECODE decode_subv = { M32R_INSN_SUBV, & m32r_cgen_insn_table_entries[M32R_INSN_SUBV], EX (fmt_0_add), FULL (subv), FAST (subv) }; | |
161 | static DECODE decode_subx = { M32R_INSN_SUBX, & m32r_cgen_insn_table_entries[M32R_INSN_SUBX], EX (fmt_6_addx), FULL (subx), FAST (subx) }; | |
162 | static DECODE decode_trap = { M32R_INSN_TRAP, & m32r_cgen_insn_table_entries[M32R_INSN_TRAP], EX (fmt_42_trap), FULL (trap), FAST (trap) }; | |
163 | static DECODE decode_unlock = { M32R_INSN_UNLOCK, & m32r_cgen_insn_table_entries[M32R_INSN_UNLOCK], EX (fmt_15_cmp), FULL (unlock), FAST (unlock) }; | |
164 | DECODE m32r_decode_illegal = { | |
165 | M32R_INSN_ILLEGAL, & m32r_cgen_insn_table_entries[0], | |
166 | EX (illegal), FULL (illegal), | |
167 | FAST (illegal) | |
168 | }; | |
169 | ||
170 | /* The order must match that of `labels' in sem-switch.c. */ | |
171 | ||
172 | DECODE *m32r_decode_vars[] = { | |
173 | & m32r_decode_illegal, | |
174 | & decode_add, | |
175 | & decode_add3, | |
176 | & decode_and, | |
177 | & decode_and3, | |
178 | & decode_or, | |
179 | & decode_or3, | |
180 | & decode_xor, | |
181 | & decode_xor3, | |
182 | & decode_addi, | |
183 | & decode_addv, | |
184 | & decode_addv3, | |
185 | & decode_addx, | |
186 | & decode_bc8, | |
187 | & decode_bc24, | |
188 | & decode_beq, | |
189 | & decode_beqz, | |
190 | & decode_bgez, | |
191 | & decode_bgtz, | |
192 | & decode_blez, | |
193 | & decode_bltz, | |
194 | & decode_bnez, | |
195 | & decode_bl8, | |
196 | & decode_bl24, | |
197 | & decode_bnc8, | |
198 | & decode_bnc24, | |
199 | & decode_bne, | |
200 | & decode_bra8, | |
201 | & decode_bra24, | |
202 | & decode_cmp, | |
203 | & decode_cmpi, | |
204 | & decode_cmpu, | |
205 | & decode_cmpui, | |
206 | & decode_div, | |
207 | & decode_divu, | |
208 | & decode_rem, | |
209 | & decode_remu, | |
210 | & decode_jl, | |
211 | & decode_jmp, | |
212 | & decode_ld, | |
213 | & decode_ld_d, | |
214 | & decode_ldb, | |
215 | & decode_ldb_d, | |
216 | & decode_ldh, | |
217 | & decode_ldh_d, | |
218 | & decode_ldub, | |
219 | & decode_ldub_d, | |
220 | & decode_lduh, | |
221 | & decode_lduh_d, | |
222 | & decode_ld_plus, | |
223 | & decode_ld24, | |
224 | & decode_ldi8, | |
225 | & decode_ldi16, | |
226 | & decode_lock, | |
227 | & decode_machi, | |
228 | & decode_maclo, | |
229 | & decode_macwhi, | |
230 | & decode_macwlo, | |
231 | & decode_mul, | |
232 | & decode_mulhi, | |
233 | & decode_mullo, | |
234 | & decode_mulwhi, | |
235 | & decode_mulwlo, | |
236 | & decode_mv, | |
237 | & decode_mvfachi, | |
238 | & decode_mvfaclo, | |
239 | & decode_mvfacmi, | |
240 | & decode_mvfc, | |
241 | & decode_mvtachi, | |
242 | & decode_mvtaclo, | |
243 | & decode_mvtc, | |
244 | & decode_neg, | |
245 | & decode_nop, | |
246 | & decode_not, | |
247 | & decode_rac, | |
248 | & decode_rach, | |
249 | & decode_rte, | |
250 | & decode_seth, | |
251 | & decode_sll, | |
252 | & decode_sll3, | |
253 | & decode_slli, | |
254 | & decode_sra, | |
255 | & decode_sra3, | |
256 | & decode_srai, | |
257 | & decode_srl, | |
258 | & decode_srl3, | |
259 | & decode_srli, | |
260 | & decode_st, | |
261 | & decode_st_d, | |
262 | & decode_stb, | |
263 | & decode_stb_d, | |
264 | & decode_sth, | |
265 | & decode_sth_d, | |
266 | & decode_st_plus, | |
267 | & decode_st_minus, | |
268 | & decode_sub, | |
269 | & decode_subv, | |
270 | & decode_subx, | |
271 | & decode_trap, | |
272 | & decode_unlock, | |
273 | 0 | |
274 | }; | |
275 | ||
276 | /* The decoder needs a slightly different computed goto switch control. */ | |
277 | #ifdef __GNUC__ | |
278 | #define DECODE_SWITCH(N, X) goto *labels_##N[X]; | |
279 | #else | |
280 | #define DECODE_SWITCH(N, X) switch (X) | |
281 | #endif | |
282 | ||
283 | /* Given an instruction, return a pointer to its DECODE entry. */ | |
284 | ||
285 | DECODE * | |
286 | m32r_decode (current_cpu, pc, insn) | |
287 | SIM_CPU *current_cpu; | |
288 | PCADDR pc; | |
289 | insn_t insn; | |
290 | { | |
291 | { | |
292 | #ifdef __GNUC__ | |
293 | static void *labels_0[256] = { | |
294 | && default_0, && default_0, && default_0, && default_0, | |
295 | && default_0, && default_0, && default_0, && default_0, | |
296 | && default_0, && default_0, && default_0, && default_0, | |
297 | && default_0, && default_0, && default_0, && default_0, | |
298 | && default_0, && default_0, && default_0, && default_0, | |
299 | && default_0, && default_0, && default_0, && default_0, | |
300 | && default_0, && default_0, && default_0, && default_0, | |
301 | && case_0_28, && default_0, && default_0, && default_0, | |
302 | && default_0, && default_0, && default_0, && default_0, | |
303 | && default_0, && default_0, && default_0, && default_0, | |
304 | && default_0, && default_0, && default_0, && default_0, | |
305 | && default_0, && default_0, && default_0, && default_0, | |
306 | && default_0, && default_0, && default_0, && default_0, | |
307 | && default_0, && default_0, && default_0, && default_0, | |
308 | && default_0, && default_0, && default_0, && default_0, | |
309 | && default_0, && default_0, && default_0, && default_0, | |
310 | && default_0, && default_0, && default_0, && default_0, | |
311 | && default_0, && default_0, && default_0, && default_0, | |
312 | && default_0, && default_0, && default_0, && default_0, | |
313 | && default_0, && default_0, && default_0, && default_0, | |
314 | && default_0, && default_0, && default_0, && default_0, | |
315 | && default_0, && default_0, && default_0, && case_0_87, | |
316 | && default_0, && default_0, && default_0, && default_0, | |
317 | && default_0, && default_0, && default_0, && case_0_95, | |
318 | && default_0, && default_0, && default_0, && default_0, | |
319 | && default_0, && default_0, && default_0, && default_0, | |
320 | && default_0, && default_0, && default_0, && default_0, | |
321 | && default_0, && default_0, && default_0, && default_0, | |
322 | && case_0_112, && case_0_113, && case_0_114, && case_0_115, | |
323 | && case_0_116, && case_0_117, && case_0_118, && case_0_119, | |
324 | && case_0_120, && case_0_121, && case_0_122, && case_0_123, | |
325 | && case_0_124, && case_0_125, && case_0_126, && case_0_127, | |
326 | && default_0, && default_0, && default_0, && default_0, | |
327 | && default_0, && default_0, && default_0, && default_0, | |
328 | && default_0, && default_0, && default_0, && default_0, | |
329 | && default_0, && default_0, && default_0, && default_0, | |
330 | && default_0, && default_0, && default_0, && default_0, | |
331 | && default_0, && default_0, && default_0, && default_0, | |
332 | && default_0, && default_0, && default_0, && default_0, | |
333 | && default_0, && default_0, && default_0, && default_0, | |
334 | && default_0, && default_0, && default_0, && default_0, | |
335 | && default_0, && default_0, && default_0, && default_0, | |
336 | && default_0, && default_0, && default_0, && default_0, | |
337 | && default_0, && default_0, && default_0, && default_0, | |
338 | && default_0, && default_0, && default_0, && default_0, | |
339 | && default_0, && default_0, && default_0, && default_0, | |
340 | && default_0, && default_0, && default_0, && default_0, | |
341 | && default_0, && default_0, && default_0, && default_0, | |
342 | && default_0, && default_0, && default_0, && default_0, | |
343 | && default_0, && default_0, && default_0, && default_0, | |
344 | && default_0, && default_0, && default_0, && default_0, | |
345 | && default_0, && default_0, && default_0, && default_0, | |
346 | && default_0, && default_0, && default_0, && default_0, | |
347 | && default_0, && default_0, && default_0, && default_0, | |
348 | && default_0, && default_0, && default_0, && default_0, | |
349 | && default_0, && default_0, && default_0, && default_0, | |
350 | && default_0, && default_0, && default_0, && default_0, | |
351 | && default_0, && default_0, && default_0, && default_0, | |
352 | && default_0, && default_0, && default_0, && default_0, | |
353 | && default_0, && default_0, && default_0, && default_0, | |
354 | && case_0_240, && case_0_241, && case_0_242, && case_0_243, | |
355 | && case_0_244, && case_0_245, && case_0_246, && case_0_247, | |
356 | && case_0_248, && case_0_249, && case_0_250, && case_0_251, | |
357 | && case_0_252, && case_0_253, && case_0_254, && case_0_255, | |
358 | }; | |
359 | #endif | |
360 | static DECODE *insns[256] = { | |
361 | &decode_subv, &decode_subx, &decode_sub, &decode_neg, | |
362 | &decode_cmp, &decode_cmpu, &decode_illegal, &decode_illegal, | |
363 | &decode_addv, &decode_addx, &decode_add, &decode_not, | |
364 | &decode_and, &decode_xor, &decode_or, &decode_illegal, | |
365 | &decode_srl, &decode_illegal, &decode_sra, &decode_illegal, | |
366 | &decode_sll, &decode_illegal, &decode_mul, &decode_illegal, | |
367 | &decode_mv, &decode_mvfc, &decode_mvtc, &decode_illegal, | |
368 | 0, &decode_rte, &decode_illegal, &decode_trap, | |
369 | &decode_stb, &decode_illegal, &decode_sth, &decode_illegal, | |
370 | &decode_st, &decode_unlock, &decode_st_plus, &decode_st_minus, | |
371 | &decode_ldb, &decode_ldub, &decode_ldh, &decode_lduh, | |
372 | &decode_ld, &decode_lock, &decode_ld_plus, &decode_illegal, | |
373 | &decode_mulhi, &decode_mullo, &decode_mulwhi, &decode_mulwlo, | |
374 | &decode_machi, &decode_maclo, &decode_macwhi, &decode_macwlo, | |
375 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
376 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
377 | &decode_addi, &decode_addi, &decode_addi, &decode_addi, | |
378 | &decode_addi, &decode_addi, &decode_addi, &decode_addi, | |
379 | &decode_addi, &decode_addi, &decode_addi, &decode_addi, | |
380 | &decode_addi, &decode_addi, &decode_addi, &decode_addi, | |
381 | &decode_srli, &decode_srli, &decode_srai, &decode_srai, | |
382 | &decode_slli, &decode_slli, &decode_illegal, 0, | |
383 | &decode_rach, &decode_rac, &decode_illegal, &decode_illegal, | |
384 | &decode_illegal, &decode_illegal, &decode_illegal, 0, | |
385 | &decode_ldi8, &decode_ldi8, &decode_ldi8, &decode_ldi8, | |
386 | &decode_ldi8, &decode_ldi8, &decode_ldi8, &decode_ldi8, | |
387 | &decode_ldi8, &decode_ldi8, &decode_ldi8, &decode_ldi8, | |
388 | &decode_ldi8, &decode_ldi8, &decode_ldi8, &decode_ldi8, | |
389 | 0, 0, 0, 0, | |
390 | 0, 0, 0, 0, | |
391 | 0, 0, 0, 0, | |
392 | 0, 0, 0, 0, | |
393 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
394 | &decode_cmpi, &decode_cmpui, &decode_illegal, &decode_illegal, | |
395 | &decode_addv3, &decode_illegal, &decode_add3, &decode_illegal, | |
396 | &decode_and3, &decode_xor3, &decode_or3, &decode_illegal, | |
397 | &decode_div, &decode_divu, &decode_rem, &decode_remu, | |
398 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
399 | &decode_srl3, &decode_illegal, &decode_sra3, &decode_illegal, | |
400 | &decode_sll3, &decode_illegal, &decode_illegal, &decode_ldi16, | |
401 | &decode_stb_d, &decode_illegal, &decode_sth_d, &decode_illegal, | |
402 | &decode_st_d, &decode_illegal, &decode_illegal, &decode_illegal, | |
403 | &decode_ldb_d, &decode_ldub_d, &decode_ldh_d, &decode_lduh_d, | |
404 | &decode_ld_d, &decode_illegal, &decode_illegal, &decode_illegal, | |
405 | &decode_beq, &decode_bne, &decode_illegal, &decode_illegal, | |
406 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
407 | &decode_beqz, &decode_bnez, &decode_bltz, &decode_bgez, | |
408 | &decode_blez, &decode_bgtz, &decode_illegal, &decode_illegal, | |
409 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
410 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
411 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
412 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
413 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
414 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
415 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
416 | &decode_seth, &decode_illegal, &decode_illegal, &decode_illegal, | |
417 | &decode_ld24, &decode_ld24, &decode_ld24, &decode_ld24, | |
418 | &decode_ld24, &decode_ld24, &decode_ld24, &decode_ld24, | |
419 | &decode_ld24, &decode_ld24, &decode_ld24, &decode_ld24, | |
420 | &decode_ld24, &decode_ld24, &decode_ld24, &decode_ld24, | |
421 | 0, 0, 0, 0, | |
422 | 0, 0, 0, 0, | |
423 | 0, 0, 0, 0, | |
424 | 0, 0, 0, 0, | |
425 | }; | |
426 | unsigned int val; | |
427 | val = (((insn >> 8) & (15 << 4)) | ((insn >> 4) & (15 << 0))); | |
428 | DECODE_SWITCH (0, val) | |
429 | { | |
430 | CASE (0, 28) : | |
431 | { | |
432 | static DECODE *insns[16] = { | |
433 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
434 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
435 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
436 | &decode_illegal, &decode_illegal, &decode_jl, &decode_jmp, | |
437 | }; | |
438 | unsigned int val = (((insn >> 8) & (15 << 0))); | |
439 | return insns[val]; | |
440 | } | |
441 | CASE (0, 87) : | |
442 | { | |
443 | static DECODE *insns[16] = { | |
444 | &decode_mvtachi, &decode_mvtaclo, &decode_illegal, &decode_illegal, | |
445 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
446 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
447 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
448 | }; | |
449 | unsigned int val = (((insn >> 0) & (15 << 0))); | |
450 | return insns[val]; | |
451 | } | |
452 | CASE (0, 95) : | |
453 | { | |
454 | static DECODE *insns[16] = { | |
455 | &decode_mvfachi, &decode_mvfaclo, &decode_mvfacmi, &decode_illegal, | |
456 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
457 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
458 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
459 | }; | |
460 | unsigned int val = (((insn >> 0) & (15 << 0))); | |
461 | return insns[val]; | |
462 | } | |
463 | CASE (0, 112) : | |
464 | { | |
465 | static DECODE *insns[16] = { | |
466 | &decode_nop, &decode_illegal, &decode_illegal, &decode_illegal, | |
467 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
468 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
469 | &decode_bc8, &decode_bnc8, &decode_bl8, &decode_bra8, | |
470 | }; | |
471 | unsigned int val = (((insn >> 8) & (15 << 0))); | |
472 | return insns[val]; | |
473 | } | |
474 | CASE (0, 113) : /* fall through */ | |
475 | CASE (0, 114) : /* fall through */ | |
476 | CASE (0, 115) : /* fall through */ | |
477 | CASE (0, 116) : /* fall through */ | |
478 | CASE (0, 117) : /* fall through */ | |
479 | CASE (0, 118) : /* fall through */ | |
480 | CASE (0, 119) : /* fall through */ | |
481 | CASE (0, 120) : /* fall through */ | |
482 | CASE (0, 121) : /* fall through */ | |
483 | CASE (0, 122) : /* fall through */ | |
484 | CASE (0, 123) : /* fall through */ | |
485 | CASE (0, 124) : /* fall through */ | |
486 | CASE (0, 125) : /* fall through */ | |
487 | CASE (0, 126) : /* fall through */ | |
488 | CASE (0, 127) : | |
489 | { | |
490 | static DECODE *insns[16] = { | |
491 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
492 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
493 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
494 | &decode_bc8, &decode_bnc8, &decode_bl8, &decode_bra8, | |
495 | }; | |
496 | unsigned int val = (((insn >> 8) & (15 << 0))); | |
497 | return insns[val]; | |
498 | } | |
499 | CASE (0, 240) : /* fall through */ | |
500 | CASE (0, 241) : /* fall through */ | |
501 | CASE (0, 242) : /* fall through */ | |
502 | CASE (0, 243) : /* fall through */ | |
503 | CASE (0, 244) : /* fall through */ | |
504 | CASE (0, 245) : /* fall through */ | |
505 | CASE (0, 246) : /* fall through */ | |
506 | CASE (0, 247) : /* fall through */ | |
507 | CASE (0, 248) : /* fall through */ | |
508 | CASE (0, 249) : /* fall through */ | |
509 | CASE (0, 250) : /* fall through */ | |
510 | CASE (0, 251) : /* fall through */ | |
511 | CASE (0, 252) : /* fall through */ | |
512 | CASE (0, 253) : /* fall through */ | |
513 | CASE (0, 254) : /* fall through */ | |
514 | CASE (0, 255) : | |
515 | { | |
516 | static DECODE *insns[16] = { | |
517 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
518 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
519 | &decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal, | |
520 | &decode_bc24, &decode_bnc24, &decode_bl24, &decode_bra24, | |
521 | }; | |
522 | unsigned int val = (((insn >> 8) & (15 << 0))); | |
523 | return insns[val]; | |
524 | } | |
525 | DEFAULT (0) : return insns[val]; | |
526 | } | |
527 | ENDSWITCH (0) | |
528 | } | |
529 | } |